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NOVA
1974
Published on, 9 months ago
NOVA
The Red Planet 4 Season 14 Episode
55 min
1974
7.1
NOVA traces 300 years of speculation, investigation and discovery that have centered on Marsโparticularly the theory that the planet could support life. Questions raised by NASA's 1976 Viking mariner missions about how the vast canyons were formed are also explored.
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